body,
div,
span,
header,
footer,
nav,
section,
aside,
article,
ul,
dl,
dt,
dd,
li,
a,
p,
h1,
h2,
h3,
h4,
h5,
h6,
// i,
b,
textarea,
button,
input,
select,
figure,
figcaption,
{
    padding: 0;
    margin: 0;
    list-style: none;
    font-style: normal;
    text-decoration: none;
    border: none;
    color: #333;
    font-weight: normal;
    font-family: "Microsoft Yahei";
    box-sizing: border-box;
    -webkit-tap-highlight-color: transparent;
    -webkit-font-smoothing: antialiased;
    &:hover {
        outline: none;
    }
}


/*定义滚动条高宽及背景 高宽分别对应横竖滚动条的尺寸*/

::-webkit-scrollbar {
    width: 0px;
    height: 0px;
    background-color: #F5F5F5;
}


/*定义滚动条轨道 内阴影+圆角*/

::-webkit-scrollbar-track {
    -webkit-box-shadow: inset 0 0 1px rgba(0, 0, 0, 0);
    border-radius: 10px;
    background-color: #F5F5F5;
}


/*定义滑块 内阴影+圆角*/

::-webkit-scrollbar-thumb {
    border-radius: 10px;
    -webkit-box-shadow: inset 0 0 6px rgba(0, 0, 0, .3);
    background-color: #555;
}


/*定义自动填充数据背景色*/

input:-webkit-autofill {
    -webkit-box-shadow: 0 0 0px 1000px #fff inset;
    -webkit-text-fill-color: #666;
}


/*定义placeholder提示的颜色*/

::-webkit-input-placeholder {
    /* WebKit browsers */
    // font-size: 0.6rem;
    color: #999;
}

:-moz-placeholder {
    /* Mozilla Firefox 4 to 18 */
    // font-size: 0.6rem;
    color: #999;
}

::-moz-placeholder {
    /* Mozilla Firefox 19+ */
    // font-size: 0.6rem;
    color: #999;
}

:-ms-input-placeholder {
    /* Internet Explorer 10+ */
    // font-size: 0.6rem;
    color: #999;
}

input[type="button"],
input[type="submit"],
input[type="search"],
input[type="reset"] {
    -webkit-appearance: none;
}

textarea {
    -webkit-appearance: none;
}

html,
body {
    height: 100%;
    width: 100%;
    background-color: #f5f5f5; //transparent;
    font-size: 0.6rem;
}

.clear:after {
    content: '';
    display: block;
    clear: both;
}

.clear {
    zoom: 1;
}

.back_img {
    background-repeat: no-repeat;
    background-size: 100% 100%;
}

.margin {
    margin: 0 auto;
}

.left {
    float: left;
}

.right {
    float: right;
}

.hide {
    display: none;
}

.show {
    display: block;
}

.ellipsis {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.paddingTop {
    padding-top: 1.95rem;
}

@keyframes backOpacity {
    0% {
        opacity: 1
    }
    25% {
        opacity: .5
    }
    50% {
        opacity: 1
    }
    75% {
        opacity: .5
    }
    100% {
        opacity: 1
    }
}

.animation_opactiy {
    animation: backOpacity 2s ease-in-out infinite;
}